The linear system [1.0001 2][x] = [3.0001] has solution (1, 1)'. Change A slightly to and consider the linear system 2]. 1 0.9999 2 [0.9999 2][*2] = [3.0001] Compute the new solution using five-digit rounding arithmetic, and compare the actual error to the estimate (7.24). Is A ill-conditioned?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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3.
The linear system
3
[10001 ][]-[001]
=
3.0001
2
2
has solution (1, 1)'. Change A slightly to
and consider the linear system
1
[0.9999 2].
[0.9999 ][*]-[3.0001]
=
Compute the new solution using five-digit rounding arithmetic, and compare the actual error
to the estimate (7.24). Is A ill-conditioned?
Transcribed Image Text:3. The linear system 3 [10001 ][]-[001] = 3.0001 2 2 has solution (1, 1)'. Change A slightly to and consider the linear system 1 [0.9999 2]. [0.9999 ][*]-[3.0001] = Compute the new solution using five-digit rounding arithmetic, and compare the actual error to the estimate (7.24). Is A ill-conditioned?
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